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<p align="center" style="line-height: 150%; "><font face="Times New Roman" size="4"><span style="font-size:13pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b></b></span></font><font face="Times New Roman" size="5"><span style="font-size:18pt"><b>M&#7903; &#273;&#7847;u</b></span></font></p>
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<p align="justify" style="line-height: 150%; "><font face="Times New Roman" size="5"><span style="font-size:16pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b><a name=ch011>Ph&#225;t bi&#7875;u b&#224;i to&#225;n</a></b></span></font></p>
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<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Ng&#224;y nay, v&#7899;i s&#7921; ph&#225;t 
tri&#7875;n nh&#432; v&#361; b&#227;o c&#7911;a thi&#7871;t b&#7883; di &#273;&#7897;ng, ch&#237;nh 
s&#7921; ph&#7893; 
bi&#7871;n c&#7911;a ch&#250;ng l&#224; n&#7873;n t&#7843;ng v&#224; &#273;i&#7873;u ki&#7879;n &#273;&#7875; 
ph&#225;t tri&#7875;n c&#225;c &#7913;ng d&#7909;ng ph&#7909;c v&#7909; c&#7897;ng 
&#273;&#7891;ng. C&#225;c thi&#7871;t b&#7883; di &#273;&#7897;ng lu&#244;n &#273;i c&#249;ng v&#7899;i 
nh&#7919;ng ng&#432;&#7901;i s&#7917; d&#7909;ng ch&#250;ng, nh&#7919;ng d&#7919; 
li&#7879;u v&#7873; v&#7883; tr&#237; v&#224; m&#7853;t &#273;&#7897; &#7903; m&#7897;t khu v&#7921;c 
n&#224;o &#273;&#243; ch&#237;nh l&#224; ngu&#7891;n th&#244;ng tin quan tr&#7885;ng 
v&#224; h&#7919;u d&#7909;ng trong vi&#7879;c x&#225;c &#273;&#7883;nh t&#236;nh tr&#7841;ng giao th&#244;ng, 
th&#244;ng tin cho ng&#432;&#7901;i d&#7909;ng v&#7873; 
v&#7883; tr&#237; ho&#7863;c qu&#7843;n l&#237; c&#225;c thu&#234;&#160; bao &#273;&#7889;i v&#7899;i 
c&#225;c nh&#224; m&#7841;ng di &#273;&#7897;ng v&#224; c&#225;c d&#7883;ch v&#7909; li&#234;n 
quan kh&#225;c.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">V&#236; v&#7853;y, d&#7921;a v&#224;o nh&#7919;ng 
d&#7919; li&#7879;u thu th&#7853;p &#273;&#432;&#7907;c v&#224; nh&#7919;ng d&#7919; li&#7879;u c&#243; 
s&#7861;n, nh&#243;m 
&#273;&#227; x&#226;y d&#7921;ng h&#7879; th&#7889;ng &#432;&#7899;c l&#432;&#7907;ng v&#7853;n t&#7889;c 
c&#7911;a ng&#432;&#7901;i &#273;i &#273;&#432;&#7901;ng d&#7921;a v&#224;o CellID. H&#7879; 
th&#7889;ng bao g&#7891;m &#7913;ng d&#7909;ng ng&#432;&#7901;i d&#249;ng v&#224; &#7913;ng d&#7909;ng 
qu&#7843;n l&#253; &#273;&#432;&#7907;c &#273;&#7863;t t&#7841;i server. 
&#7912;ng d&#7909;ng ng&#432;&#7901;i d&#249;ng &#273;&#432;&#7907;c ph&#225;t tri&#7875;n t&#7915; 
kh&#243;a lu&#7853;n t&#7889;t nghi&#7879;p h&#7879; c&#7917; nh&#226;n t&#224;i 
n&#259;ng, &#7913;ng d&#7909;ng b&#7843;n &#273;&#7891; v&#224; c&#225;c d&#7883;ch v&#7909; li&#234;n 
quan tr&#234;n &#273;i&#7879;n tho&#7841;i di &#273;&#7897;ng c&#7911;a hai anh 
Nguy&#7877;n Ng&#7885;c Hoan v&#224; Nguy&#7877;n L&#234; Nguy&#234;n Ng&#7919;. Ngo&#224;i c&#225;c 
ch&#7913;c n&#259;ng c&#243; s&#7861;n nh&#432;: 
xem b&#7843;n &#273;&#7891; d&#432;&#7899;i d&#7841;ng 2D &ndash; 3D, t&#236;m &#273;&#432;&#7901;ng &#273;i ng&#7855;n nh&#7845;t&hellip; nh&#243;m &#273;&#227; th&#234;m hai ch&#7913;c 
n&#259;ng l&#224;: xem v&#7883; tr&#237; hi&#7879;n t&#7841;i v&#224; &#432;&#7899;c l&#432;&#7907;ng 
v&#7853;n t&#7889;c c&#7911;a ng&#432;&#7901;i d&#249;ng. &#272;&#7889;i v&#7899;i h&#7879; th&#7889;ng 
qu&#7843;n l&#253; tr&#234;n server, ta c&#243; th&#7875; xem &#273;&#432;&#7907;c nh&#7919;ng &#273;i&#7879;n 
tho&#7841;i n&#224;o &#273;ang k&#7871;t n&#7889;i v&#7899;i 
server, v&#7883; tr&#237; v&#224; v&#7853;n t&#7889;c t&#432;&#417;ng &#273;&#7889;i c&#7911;a nh&#7919;ng &#273;i&#7879;n tho&#7841;i &#273;&#243;. </span></font></div>
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<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Times New Roman" size="5"><span style="font-size:16pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b><a name=ch012>Gi&#7899;i thi&#7879;u CellID</a></b></span></font></div></li>
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</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">C&#225;c tr&#7841;m di &#273;&#7897;ng (Mobile 
station - MS) bao g&#7891;m thi&#7871;t b&#7883; v&#224; th&#7867; th&#244;ng minh 
&#273;&#432;&#7907;c g&#7885;i l&#224; Subscriber Identity Module (SIM). SIM cung c&#7845;p d&#7883;ch 
v&#7909; c&#225; nh&#226;n &#273;&#7875; 
ng&#432;&#7901;i d&#249;ng ti&#7871;p c&#7853;n v&#7899;i d&#7883;ch v&#7909; thu&#234; bao. B&#7857;ng 
c&#225;ch ch&#232;n th&#7875; SIM v&#224;o thi&#7871;t b&#7883; 
ng&#432;&#7901;i d&#249;ng c&#243; th&#7875; nh&#7853;n ho&#7863;c th&#7921;c hi&#7879;n cu&#7897;c 
g&#7885;i v&#224; c&#225;c d&#7883;ch v&#7909; kh&#225;c &#273;&#227; &#273;&#259;ng k&#237;.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">C&#225;c thi&#7871;t b&#7883; l&#224; duy 
nh&#7845;t theo chu&#7849;n qu&#7889;c t&#7871;, m&#7895;i thi&#7871;t b&#7883; c&#243; m&#7897;t m&#227; 
s&#7889; duy 
nh&#7845;t &#273;&#7883;nh danh g&#7885;i l&#224; IMEI. Th&#7867; SIM ch&#7913;a c&#225;c thu&#234; 
bao di &#273;&#7897;ng qu&#7889;c t&#7871; &#273;&#7875; &#273;&#7883;nh 
danh ng&#432;&#7901;i d&#249;ng. SIM v&#224; thi&#7871;t b&#7883; &#273;&#7897;c l&#7853;p v&#7899;i 
nhau. Th&#7867; SIM c&#243; th&#7875; &#273;&#432;&#7907;c b&#7843;o v&#7879; 
ch&#7889;ng s&#7917; d&#7909;ng tr&#225;i ph&#233;p b&#7903;i m&#7853;t kh&#7849;u ho&#7863;c m&#227; 
s&#7889; nh&#7853;n d&#7841;ng c&#225; nh&#226;n.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="margin-left:14mm; margin-right:0mm; text-indent:6mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><a name=fig011><img src="images\FIG01-01.jpg" width="457" height="332" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.1 Tr&#7909; s&#243;ng</i></span></font></p>
<div align="center" style="line-height: 150%; "><a name=fig012><img src="images\FIG01-02.jpg" width="492" height="351" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.2 Tr&#7909; s&#243;ng v&#224; 
ng&#432;&#7901;i d&#249;ng</i></span></font></p>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Cell l&#224; m&#7897;t v&#249;ng ph&#7911; 
s&#243;ng c&#7911;a tr&#7841;m ph&#225;t s&#243;ng, m&#7895;i tr&#7909; s&#243;ng &#273;&#432;&#7907;c 
g&#225;n m&#7897;t 
m&#227; &#273;&#7883;nh danh ri&#234;ng bi&#7879;t, n&#234;n ta g&#7885;i l&#224; CellID. Ta c&#243; 
th&#7875; d&#7921;a tr&#7841;m BTS (Based 
Transceiver Station) n&#224;o &#273;ang ph&#7909;c v&#7909; k&#7871;t n&#7889;i t&#7899;i thu&#234; 
bao, &#273;&#7875; x&#225;c &#273;&#7883;nh v&#7883; tr&#237; c&#7911;a 
ng&#432;&#7901;i d&#249;ng. Tuy nhi&#234;n c&#225;ch n&#224;y &#273;&#7897; ch&#237;nh x&#225;c kh&#244;ng 
cao, b&#7903;i m&#7897;t tr&#7909; ph&#225;t s&#243;ng 
trong th&#224;nh ph&#7889; c&#243; b&#225;n k&#237;nh ph&#7911; t&#7915; 600 &ndash; 1600 m&#233;t.</span></font></div>
<div align="center" style="margin-left:13mm; margin-right:0mm; text-indent:0mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><a name=fig013><img src="images\FIG01-03.jpg" width="356" height="244" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.3 M&#244; h&#236;nh c&#225;c 
tr&#7909; s&#243;ng</i></span></font></p>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">M&#7897;t nh&#243;m nh&#7919;ng tr&#7909; 
s&#243;ng &#273;&#432;&#7907;c quy th&#224;nh m&#7897;t khu v&#7921;c, c&#243; m&#227; ri&#234;ng &#273;&#432;&#7907;c 
g&#7885;i l&#224; LAC (m&#227; khu v&#7921;c).</span></font></div>
<div align="center" style="margin-left:13mm; margin-right:0mm; text-indent:0mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><a name=fig014><img src="images\FIG01-04.jpg" width="321" height="296" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.4 Truy&#7873;n v&#224; nh&#7853;n 
t&#237;n hi&#7879;u</i></span></font></p>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">&#431;u &#273;i&#7875;m vi&#7879;c s&#7917; 
d&#7909;ng CellID ch&#237;nh l&#224; chi ph&#237; ti&#7871;t ki&#7879;m. Tuy nhi&#234;n, nh&#432;&#7907;c &#273;i&#7875;m 
c&#7911;a CellID l&#224; sai s&#7889; kh&#225; l&#7899;n n&#7871;u ph&#7841;m vi ph&#7911; s&#243;ng 
c&#7911;a m&#7897;t &#244; cell r&#7897;ng, n&#7871;u &#7903; v&#249;ng 
n&#244;ng th&#244;n, th&#432;a d&#226;n th&#236; sai s&#7889; c&#361;ng c&#243; th&#7875; l&#234;n t&#7899;i 
v&#224;i km.</span></font></div>
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<li style="list-style-type: none;">
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<li style="margin-left: -32pt; margin-right: 0pt; padding-left: 0pt; font-family: Cambria;  font-size: 16pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; ">
<p align="justify" style="line-height: 150%; "><font face="Times New Roman" size="5"><span style="font-size:16pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b><a name=ch013>Kh&#7843;o s&#225;t hi&#7879;n tr&#7841;ng</a></b></span></font></p>
</div></li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Tr&#432;&#7899;c &#273;&#226;y &#273;&#227; 
c&#243; nhi&#7873;u &#273;&#7873; t&#224;i l&#224;m v&#7873; CellID. Tuy nhi&#234;n &#273;&#7875; x&#225;c &#273;&#7883;nh v&#7883; tr&#237; c&#361;ng 
nh&#432; v&#7853;n t&#7889;c c&#7911;a thi&#7871;t b&#7883; di &#273;&#7897;ng, c&#225;c &#273;&#7873; 
t&#224;i &#273;&#243; c&#7847;n s&#7917; d&#7909;ng c&#225;c thi&#7871;t b&#7883; chuy&#234;n 
d&#7909;ng nh&#432; thi&#7871;t b&#7883; &#273;&#7875; thu c&#225;c CellID v&#224; s&#243;ng c&#7911;a 
c&#243; trong khu v&#7921;c, c&#225;c thi&#7871;t b&#7883; &#273;&#7871;m 
s&#7889; l&#432;&#7907;ng xe di chuy&#7875;n trong m&#7897;t khu v&#7921;c, c&#225;c thi&#7871;t b&#7883; 
c&#243; h&#7895; tr&#7907; GPS.</span></font></div>
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<li style="list-style-type: none;">
<ol style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol style="margin-bottom: 0mm; ">
<li style="margin-left: -36pt; margin-right: 0pt; padding-left: 0pt; font-family: Times New Roman;  font-size: 13pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; ">
<p align="justify" style="line-height: 150%; "><font face="Times New Roman" size="4"><span style="font-size:13pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; C&#225;c h&#432;&#7899;ng nghi&#234;n c&#7913;u &#273;&#227; c&#243;</b></span></font></p>
</div></li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">T&#237;nh t&#7899;i th&#7901;i &#273;i&#7875;m 
n&#224;y, c&#225;c thi&#7871;t b&#7883; c&#7843;m bi&#7871;n &#7913;ng d&#7909;ng h&#7895; tr&#7907; 
trong giao 
th&#244;ng (traffic sensors) c&#243; th&#7875; &#273;&#432;&#7907;c chia th&#224;nh hai lo&#7841;i:</span></font></div>
<ul style="margin-top: 0mm; margin-bottom: 0mm; list-style-type: disc; ">
<li style="margin-left: 15pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">Thi&#7871;t 
b&#7883; c&#7843;m bi&#7871;n c&#7889; &#273;&#7883;nh (fixed sensors).</span></font></div>
</li>
<li style="margin-left: 15pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">Thi&#7871;t 
b&#7883; c&#7843;m bi&#7871;n di &#273;&#7897;ng (mobile sensors).</span></font></div>
</li>
</ul>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Thi&#7871;t b&#7883; c&#7843;m bi&#7871;n 
c&#7889; &#273;&#7883;nh &#273;&#432;&#7907;c bi&#7871;t &#273;&#7871;n nh&#432; l&#224; h&#236;nh th&#7913;c &#273;&#432;&#7907;c s&#7917; d&#7909;ng r&#7897;ng 
r&#227;i trong c&#225;c &#7913;ng d&#7909;ng v&#7873; h&#7879; th&#7889;ng giao th&#244;ng th&#244;ng 
minh (Intelligent Transport 
System hay ITS). &#7902; c&#225;c h&#7879; th&#7889;ng n&#224;y, c&#225;c thi&#7871;t b&#7883; &#273;&#432;&#7907;c 
s&#7917; d&#7909;ng ph&#7893; bi&#7871;n nh&#432;: 
radars, cameras, thi&#7871;t b&#7883; x&#7917; l&#237; video h&#236;nh &#7843;nh &hellip;. Trong khi 
c&#225;c h&#7879; th&#7889;ng thu&#7897;c h&#236;nh 
th&#7913;c n&#224;y c&#243; l&#7907;i &#273;i&#7875;m c&#7911;a vi&#7879;c cung c&#7845;p th&#244;ng 
tin ch&#237;nh x&#225;c v&#7873; t&#236;nh tr&#7841;ng giao th&#244;ng 
th&#236; nh&#432;&#7907;c &#273;i&#7875;m c&#7911;a ch&#250;ng l&#224; kh&#243; kh&#259;n trong qu&#225; 
tr&#236;nh tri&#7875;n khai v&#224; t&#7889;n chi ph&#237; ban 
&#273;&#7847;u cao v&#7873; thi&#7871;t b&#7883;.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">G&#7847;n &#273;&#226;y, nh&#7919;ng thi&#7871;t 
b&#7883; di &#273;&#7897;ng xu&#7845;t hi&#7879;n nh&#432; l&#224; m&#7897;t s&#7921; l&#7921;a ch&#7885;n 
t&#7889;i &#432;u v&#224; 
ti&#7871;t ki&#7879;m kh&#225;c so v&#7899;i h&#236;nh th&#7913;c c&#7843;m bi&#7871;n c&#7889; &#273;&#7883;nh &#273;&#7889;i v&#7899;i nh&#7919;ng khu v&#7921;c c&#243; &#273;i&#7873;u 
ki&#7879;n h&#7841; t&#7847;ng c&#242;n ch&#432;a &#273;&#225;p &#7913;ng &#273;&#432;&#7907;c. Hai 
lo&#7841;i h&#236;nh ph&#7893; bi&#7871;n c&#7911;a c&#7843;m bi&#7871;n di &#273;&#7897;ng 
&#273;&#432;&#7907;c k&#7875; &#273;&#7871;n l&#224;: GPS - based v&#224; cellular &ndash; based. GPS &ndash; based l&#224; nh&#7919;ng thi&#7871;t b&#7883; c&#243; 
h&#7895; tr&#7907; &#273;&#7883;nh v&#7883; to&#224;n c&#7847;u, cellular &ndash;based l&#224; &#273;&#7883;nh 
v&#7883; d&#7921;a tr&#234;n th&#244;ng tin b&#7855;t &#273;&#432;&#7907;c t&#7915; 
nh&#7919;ng tr&#7909; s&#243;ng &#273;i&#7879;n tho&#7841;i. M&#7863;c d&#249; nh&#7919;ng thi&#7871;t 
b&#7883; c&#243; h&#7895; tr&#7907; GPS cung c&#7845;p k&#7871;t qu&#7843; 
ch&#237;nh x&#225;c h&#417;n v&#7873; v&#7883; tr&#237; v&#224; t&#7889;c &#273;&#7897; nh&#432;ng k&#233;m 
kinh t&#7871; h&#417;n so v&#7899;i ng&#432;&#7901;i b&#7841;n c&#7911;a n&#243; l&#224; 
cellular &ndash; based. L&#237; do ch&#7911; y&#7871;u &#7903; &#273;&#226;y l&#224; c&#243; m&#7897;t 
l&#432;&#7907;ng l&#7899;n ng&#432;&#7901;i d&#249;ng &#273;i&#7879;n tho&#7841;i 
lu&#244;n s&#7861;n c&#243; v&#224; ch&#250;ng c&#243; vai tr&#242; nh&#432; l&#224; nh&#7919;ng thi&#7871;t 
b&#7883; c&#7843;m bi&#7871;n giao th&#244;ng m&#224; 
kh&#244;ng t&#7889;n chi ph&#237; ph&#225;t sinh n&#224;o. V&#236; h&#7847;u h&#7871;t c&#225;c thi&#7871;t 
b&#7883; giao th&#244;ng v&#224; ng&#432;&#7901;i d&#249;ng 
&#273;&#7873;u mang theo thi&#7871;t b&#7883; di &#273;&#7897;ng, s&#7917; d&#7909;ng c&#225;c thi&#7871;t 
b&#7883; di &#273;&#7897;ng thay v&#236; c&#244;ng ngh&#7879; 
GPS/GSM d&#7921;a tr&#234;n c&#225;c thi&#7871;t b&#7883; n&#224;y &#273;&#7875; t&#237;nh to&#225;n &#273;&#432;a ra c&#225;c th&#244;ng tin v&#7873; giao th&#244;ng.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Thi&#7871;t b&#7883; di &#273;&#7897;ng c&#243; 
s&#7921; ph&#225;t tri&#7875;n v&#361; b&#227;o tr&#234;n to&#224;n c&#7847;u, s&#7921; ph&#7893; bi&#7871;n 
c&#7911;a n&#243; l&#224; 
n&#7873;n t&#7843;ng cho ph&#225;t tri&#7875;n d&#7883;ch v&#7909; ti&#7873;m n&#259;ng v&#7873; giao 
th&#244;ng &#7903; nhi&#7873;u khu v&#7921;c.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Th&#7921;c t&#7871; c&#243; &#273;&#227; 
c&#243; nhi&#7873;u d&#7921; &#273;&#7883;nh trong vi&#7879;c s&#7917; d&#7909;ng h&#7879; th&#7889;ng 
m&#225;y &#273;i&#7879;n tho&#7841;i 
s&#7917; d&#7909;ng cellular phone &#273;&#7875; &#273;o l&#432;&#7901;ng m&#7853;t &#273;&#7897; giao 
th&#244;ng, x&#225;c &#273;&#7883;nh t&#236;nh tr&#7841;ng k&#7865;t xe, 
v&#7883; tr&#237; ng&#432;&#7901;i d&#249;ng, t&#237;nh to&#225;n th&#7901;i gian di chuy&#7875;n, t&#7889;c &#273;&#7897; di chuy&#7875;n&hellip; Tuy nhi&#234;n h&#7847;u 
h&#7871;t c&#225;c c&#244;ng vi&#7879;c n&#224;y &#273;&#7873;u ph&#7843;i d&#7921;a tr&#234;n vi&#7879;c 
suy lu&#7853;n t&#7915; m&#7851;u thu th&#7853;p c&#243; s&#7861;n, c&#225;c 
m&#244; h&#236;nh to&#225;n h&#7885;c, v&#224; c&#225;c thi&#7871;t b&#7883; ph&#7909; tr&#7907; nh&#432; 
Anteng hay GPS &#273;&#7875; thu th&#7853;p d&#7919; li&#7879;u 
m&#7851;u.</span></font></div>
<ol style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol style="margin-bottom: 0mm; ">
<li style="margin-left: -34pt; margin-right: 0pt; padding-left: 0pt; font-family: Calibri;  font-size: 13pt;  font-weight: bold;  font-style: italic;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; </b></span><span style="font-size:13pt"><b><i>Ph&#432;&#417;ng ph&#225;p Cell Drew Time (CDT)</i></b></span></font></div></li>
</ol>
</li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">M&#7897;t th&#7921;c nghi&#7879;m &#7903; 
Th&#225;i Lan &#273;&#227; s&#7917; d&#7909;ng th&#7901;i gian lu&#226;n chuy&#7875;n gi&#7919;a c&#225;c 
CellID 
(Cell Drew Time hay CDT) &#273;&#432;&#7907;c s&#7917; d&#7909;ng nh&#432; m&#7897;t ph&#432;&#417;ng 
ph&#225;p &#273;&#7875; &#273;o l&#432;&#7901;ng t&#236;nh 
tr&#7841;ng giao th&#244;ng.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">M&#225;y di &#273;&#7897;ng cho bi&#7871;t &#273;ang giao ti&#7871;p v&#7899;i tr&#7909; s&#243;ng g&#7847;n nh&#7845;t, khi thi&#7871;t b&#7883; 
thay 
&#273;&#7893;i t&#7915; m&#7897;t cell n&#224;y sang cell kh&#225;c, n&#243; c&#7853;p nh&#7853;t th&#244;ng 
tin cho bi&#7871;t tr&#7909; s&#243;ng m&#224; thi&#7871;t 
b&#7883; &#273;ang giao ti&#7871;p. Qu&#225; tr&#236;nh chuy&#7875;n t&#7915; tr&#7909; s&#243;ng n&#224;y 
sang tr&#7909; s&#243;ng kh&#225;c &#273;&#432;&#7907;c g&#7885;i l&#224; 
handoff.&#160; CDT l&#224; kho&#7843;ng th&#7901;i gian (duration) m&#224; thi&#7871;t b&#7883; c&#242;n 
giao ti&#7871;p v&#7899;i v&#7899;i m&#7897;t 
tr&#7909; s&#243;ng tr&#432;&#7899;c khi n&#243; handoff&#160; (handoff/handover l&#224; qu&#225; tr&#236;nh 
chuy&#7875;n &#273;&#7893;i t&#7915; cell 
n&#224;y qua cell kh&#225;c). CDT c&#224;ng cao cho bi&#7871;t thi&#7871;t b&#7883; c&#242;n n&#7857;m 
trong v&#249;ng tr&#7909; s&#243;ng &#273;&#243; 
c&#224;ng l&#226;u. Thi&#7871;t b&#7883; khi di chuy&#7875;n c&#249;ng v&#7899;i ph&#432;&#417;ng ti&#7879;n 
giao th&#244;ng s&#7869; cho bi&#7871;t th&#7901;i 
gian ph&#432;&#417;ng ti&#7879;n &#273;&#243; n&#7857;m trong m&#7897;t tr&#7909; s&#243;ng trong kho&#7843;ng 
th&#7901;i gian bao l&#226;u.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">CDT l&#224; kho&#7843;ng th&#7901;i gian 
m&#224; thi&#7871;t b&#7883; giao ti&#7871;p &#7903; tr&#7841;m tr&#7909; s&#243;ng n&#224;y tr&#432;&#7899;c 
khi 
giao ti&#7871;p v&#7899;i tr&#7909; s&#243;ng kh&#225;c. T&#432;&#417;ng t&#7921; nh&#432; v&#7853;y, 
ph&#432;&#417;ng ti&#7879;n giao th&#244;ng c&#249;ng v&#7899;i 
cellular phone di chuy&#7875;n c&#249;ng nhau, khi cell hand off &#7903; tr&#7909; s&#243;ng n&#224;y 
th&#236; &#273;&#7891;ng th&#7901;i 
gi&#225; tr&#7883; c&#7911;a CDT c&#361;ng thay &#273;&#7893;i theo. Hi&#7875;n nhi&#234;n gi&#225; 
tr&#7883; c&#7911;a CDT li&#234;n quan t&#7899;i m&#7853;t &#273;&#7897; 
giao th&#244;ng, CDT c&#224;ng cao cho th&#7845;y t&#236;nh tr&#7841;ng k&#7865;t xe &#273;ang x&#7843;y 
ra.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Th&#7921;c nghi&#7879;m &#273;&#432;&#7907;c 
ki&#7875;m tra t&#7841;i con &#273;&#432;&#7901;ng l&#7899;n &#7903; Bangkok. T&#236;nh tr&#7841;ng 
giao 
th&#244;ng &#273;&#432;&#7907;c x&#225;c &#273;&#7883;nh qua 3 m&#7913;c &#273;&#7897;: t&#7921; do 
(free flow), b&#236;nh th&#432;&#7901;ng (moderate), k&#7865;t 
xe (highly congested). S&#7917; d&#7909;ng Neutral Network ki&#7875;m tra, k&#7871;t qu&#7843; &#273;&#432;&#7907;c &#273;&#432;a ra v&#7899;i 
m&#7913;c &#273;&#7897; ch&#237;nh x&#225;c trung b&#236;nh 79,43%, m&#7913;c &#273;&#7897; ch&#237;nh 
x&#225;c n&#224;y &#273;&#432;&#7907;c ki&#7875;m &#273;&#7883;nh giao 
&#273;&#7897;ng trong kho&#7843;ng 73,53% cho t&#7899;i 85,19%, c&#243; ngh&#297;a m&#7913;c &#273;&#7897; 
sai s&#7889; 0,44.</span></font></div>
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-bottom: 0mm; ">
<li style="margin-left: -34pt; margin-right: 0pt; padding-left: 0pt; font-family: Calibri;  font-size: 13pt;  font-weight: bold;  font-style: italic;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; </b></span><span style="font-size:13pt"><b><i>D&#7921; &#273;o&#225;n t&#236;nh tr&#7841;ng 
giao th&#244;ng d&#7921;a v&#224;o b&#7897; l&#7885;c Kalman</i></b></span></font></div></li>
</ol>
</li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">S&#7921; hi&#7879;n di&#7879;n c&#7911;a 
di &#273;&#7897;ng tr&#234;n &#273;&#432;&#7901;ng &#273;i c&#243; th&#7875; cung c&#7845;p th&#244;ng 
tin v&#7873; t&#236;nh 
tr&#7841;ng giao th&#244;ng. M&#244; h&#236;nh t&#7893;ng qu&#225;t h&#243;a c&#243; th&#7875; hi&#7879;n 
ra t&#236;nh tr&#7841;ng &#273;&#7897;ng c&#7911;a giao 
th&#244;ng v&#224; ph&#7847;n tr&#259;m l&#432;&#7907;ng thi&#7871;t b&#7883; &#273;ang giao ti&#7871;p. 
Con &#273;&#432;&#7901;ng &#273;&#432;&#7907;c chia ra l&#224;m c&#225;c 
section, m&#7895;i section &#273;&#432;&#7907;c ph&#7911; b&#7903;i s&#243;ng t&#237;n hi&#7879;u c&#7911;a 
tr&#7909; s&#243;ng v&#224; cho bi&#7871;t gi&#225; tr&#7883; m&#244; 
t&#7843; m&#7913;c &#273;&#7897; d&#224;y &#273;&#7863;c c&#7911;a giao th&#244;ng, t&#7913;c v&#7853;n 
t&#7889;c v&#224; ph&#7847;n tr&#259;m thi&#7871;t b&#7883; &#273;ang ho&#7841;t 
&#273;&#7897;ng. Vi&#7879;c &#273;o &#273;&#7841;c m&#7913;c &#273;&#7897; d&#224;y &#273;&#7863;c giao 
th&#244;ng s&#7917; d&#7909;ng b&#7897; l&#7885;c m&#7903; r&#7897;ng Kalman.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Vi&#7879;c &#273;o l&#432;&#7901;ng giao 
th&#244;ng th&#432;&#7901;ng ph&#7843;i s&#7917; d&#7909;ng nh&#7919;ng thi&#7871;t b&#7883; t&#7889;n 
k&#233;m nh&#432; 
camera v&#224; c&#225;c thi&#7871;t b&#7883; c&#7843;m &#7913;ng. Nh&#7919;ng thi&#7871;t b&#7883; &#7845;y 
ch&#7881; &#273;&#432;&#7907;c s&#7917; d&#7909;ng trong ph&#7841;m vi 
t&#432;&#417;ng &#273;&#7889;i h&#7865;p. Thay v&#224;o &#273;&#243; c&#243; th&#7875; s&#7917; d&#7909;ng 
h&#7879; th&#7889;ng qu&#7843;n l&#237; t&#237;n hi&#7879;u s&#243;ng radio 
gi&#7919;a c&#225;c thi&#7871;t b&#7883; gi&#7919;a c&#225;c tr&#7841;m s&#243;ng c&#7911;a cell.</span></font></div>
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><a name=fig015><img src="images\FIG01-05.jpg" width="612" height="188" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.5 Ph&#432;&#417;ng ph&#225;p 
d&#7921;a tr&#234;n section v&#224; b&#7897; l&#7885;c Kalman</i></span></font></p>
<ol start="3" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="3" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="3" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="3" style="margin-bottom: 0mm; ">
<li style="margin-left: -34pt; margin-right: 0pt; padding-left: 0pt; font-family: Calibri;  font-size: 13pt;  font-weight: bold;  font-style: italic;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; </b></span><span style="font-size:13pt"><b><i>Ph&#432;&#417;ng ph&#225;p t&#237;nh v&#7853;n 
t&#7889;c d&#7921;a tr&#234;n segment</i></b></span></font></div></li>
</ol>
</li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">C&#225;ch ch&#7911; y&#7871;u t&#237;nh to&#225;n 
v&#7883; tr&#237; c&#7911;a thi&#7871;t b&#7883; ra &#273;&#7901;i t&#7915; s&#7899;m l&#224; d&#7921;a 
tr&#234;n tam gi&#225;c 
tr&#7909; s&#243;ng bao g&#7891;m c&#225;c c&#225;ch nh&#432;: Angle og Arrival (AOA), Enhanced Observeb 
Time 
Difference (E-OTD) v&#224; Observed Time Difference of Arrival (OTDOA). Ng&#224;y nay m&#7897;t 
v&#224;i k&#297; thu&#7853;t &#273;&#7875; &#273;&#7883;nh v&#7883; m&#7897;t c&#225;ch ch&#237;nh x&#225;c &#273;&#227; &#273;&#432;&#7907;c ra &#273;&#7901;i bao g&#7891;m nh&#432;: Enhanced 
CellID (E-CellID), Time Difference of Arrival (TDOA) v&#224; Advanced Forward Link 
Trilateration (AFLT).</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">&#272;&#7889;i v&#7899;i h&#7847;u h&#7871;t 
c&#225;c h&#7879; th&#7889;ng, s&#7921; kh&#225;c nhau v&#7873; v&#7883; tr&#237; th&#432;&#7901;ng 
l&#224; y&#7871;u t&#7889; &#273;&#7875; t&#237;nh 
to&#225;n nh&#7919;ng th&#244;ng tin v&#7873; giao th&#244;ng. Tuy nhi&#234;n do thi&#7871;t b&#7883; 
di chuy&#7875;n nhanh ho&#7863;c s&#7921; 
kh&#244;ng ch&#237;nh x&#225;c v&#7873; v&#7883; tr&#237; ch&#237;nh l&#224; nguy&#234;n nh&#226;n &#7843;nh 
h&#432;&#7903;ng t&#7899;i k&#7871;t qu&#7843;. &#272;&#7875; gi&#7843;i quy&#7871;t 
v&#7845;n &#273;&#7873; n&#224;y, ph&#432;&#417;ng ph&#225;p t&#237;nh to&#225;n d&#7921;a tr&#234;n 
segment &#273;&#432;&#7907;c &#273;&#432;a ra.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">&#160;&#160;&#160;Ph&#432;&#417;ng ph&#225;p 
n&#224;y bao g&#7891;m 5 b&#432;&#7899;c:</span></font></div>
<ul style="margin-top: 0mm; margin-bottom: 0mm; list-style-type: disc; ">
<li style="margin-left: 41pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">Thu th&#7853;p d&#7919; li&#7879;u v&#224; &#273;&#7883;nh v&#7883;.</span></font></div>
</li>
<li style="margin-left: 41pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">Th&#244;ng 
tin &#273;&#432;&#7901;ng cao t&#7889;c, &#273;&#7841;i l&#7897;, giao l&#7897;.</span></font></div>
</li>
<li style="margin-left: 41pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">V&#7883; 
tr&#237; c&#7911;a thi&#7871;t b&#7883;.</span></font></div>
</li>
<li style="margin-left: 41pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">T&#237;nh 
to&#225;n c&#225;c th&#244;ng tin giao th&#244;ng.</span></font></div>
</li>
<li style="margin-left: 41pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">Ki&#7875;m 
ch&#7913;ng.</span></font></div>
</li>
</ul>
<div align="center" style="line-height: 150%; "><a name=fig016><img src="images\FIG01-06.jpg" width="513" height="303" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.6 &#7842;nh m&#244; t&#7843; 
ph&#432;&#417;ng ph&#225;p d&#7921;a tr&#234;n segment</i></span></font></p>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">&#160;&#160;&#160;Th&#244;ng s&#7889; &#273;&#7847;u 
v&#224;o g&#7891;m c&#243; chi&#7873;u d&#224;i con &#273;&#432;&#7901;ng, th&#7901;i gian gi&#7919;a 
m&#7895;i l&#7847;n g&#7917;i 
t&#237;n hi&#7879;u, chi&#7873;u d&#224;i segment, chu k&#236; quan s&#225;t.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">&#160;&#160;&#160;D&#7919; li&#7879;u c&#7847;n 
thu th&#7853;p g&#7891;m c&#243;: t&#7893;ng s&#7889; l&#432;&#7907;ng xe trong m&#7897;t chu k&#236; 
quan s&#225;t v&#224; 
t&#7893;ng s&#7889; c&#225;c segment &#273;&#432;&#7907;c xe &#273;i qua.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">K&#7871;t qu&#7843; l&#224; t&#7893;ng th&#7901;i 
gian di chuy&#7875;n c&#7911;a c&#225;c xe, t&#7893;ng qu&#227;ng &#273;&#432;&#7901;ng &#273;i &#273;&#432;&#7907;c, 
v&#7853;n t&#7889;c trung b&#236;nh, m&#7853;t &#273;&#7897; xe.&#160;&#160;&#160;&#160;&#160;&#160;&#160;</span></font></div>
<div align="center" style="line-height: 150%; "><a name=fig017><img src="images\FIG01-07.jpg" width="583" height="343" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.7 K&#7871;t qu&#7843; t&#7893;ng 
h&#7907;p</i></span></font></p>
<ol start="4" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="4" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="4" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="4" style="margin-bottom: 0mm; ">
<li style="margin-left: -34pt; margin-right: 0pt; padding-left: 0pt; font-family: Calibri;  font-size: 13pt;  font-weight: bold;  font-style: italic;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; ">
<p align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Bold; font-style:Italic; font-decoration:Normal"><b><i>&#160; Ph&#432;&#417;ng ph&#225;p d&#7921;a v&#224;o &#273;&#7897; m&#7841;nh s&#243;ng v&#224; 
thu&#7853;t to&#225;n 
FingerPringting</i></b></span></font></p>
</div></li>
</ol>
</li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Trong m&#7897;t v&#249;ng ph&#7911; s&#243;ng, &#273;i&#7879;n tho&#7841;i c&#224;ng &#273;i xa tr&#7909; s&#243;ng th&#236; s&#243;ng b&#7855;t &#273;&#432;&#7907;c 
c&#224;ng b&#233;. &#272;&#417;n v&#7883; c&#7911;a &#273;&#7897; m&#7841;nh s&#243;ng l&#224; dBm.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">&#272;&#7875; th&#7921;c hi&#7879;n ph&#432;&#417;ng 
ph&#225;p n&#224;y ch&#250;ng ta c&#7847;n c&#243; d&#7919; li&#7879;u t&#7885;a &#273;&#7897; ch&#237;nh 
x&#225;c c&#7911;a 
t&#7915;ng tr&#7909; s&#243;ng, &#273;&#7891;ng th&#7901;i ph&#7843;i c&#243; d&#7919; li&#7879;u m&#7851;u. 
B&#7897; d&#7919; li&#7879;u m&#7851;u n&#224;y ch&#7913;a &#273;&#7897; m&#7841;nh 
s&#243;ng m&#224; &#273;i&#7879;n tho&#7841;i b&#7855;t &#273;&#432;&#7907;c t&#7915; c&#225;c tr&#7909; 
s&#243;ng trong khu v&#7921;c. </span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Sau &#273;&#243; d&#7921;a v&#224;o thu&#7853;t 
to&#225;n FingerPrinting &#273;&#7875; so s&#225;nh d&#7919; li&#7879;u m&#7851;u v&#224; d&#7919; li&#7879;u 
thu &#273;&#432;&#7907;c khi &#273;i th&#7921;c t&#7871;, t&#7915; &#273;&#243; tr&#7843; v&#7873; k&#7871;t 
qu&#7843; v&#7883; tr&#237; c&#7911;a &#273;i&#7879;n tho&#7841;i.</span></font></div>
<div align="center" style="margin-left:8mm; margin-right:0mm; text-indent:-5mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><a name=fig018><img src="images\FIG01-08.jpg" width="579" height="206" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.8 Ph&#432;&#417;ng ph&#225;p 
d&#7921;a v&#224;o &#273;&#7897; m&#7841;nh c&#7911;a s&#243;ng</i></span></font></p>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Nh&#432;&#7907;c &#273;i&#7875;m c&#7911;a 
ph&#432;&#417;ng ph&#225;p n&#224;y l&#224; t&#7841;i khu v&#7921;c c&#243; d&#7919; li&#7879;u m&#7851;u, 
c&#224;ng nhi&#7873;u 
tr&#7909; s&#243;ng th&#236; v&#7883; tr&#237; d&#7921; &#273;o&#225;n c&#224;ng ch&#237;nh x&#225;c. 
Nh&#432;ng trong qu&#225; tr&#236;nh kh&#7843;o s&#225;t, &#273;a s&#7889; 
c&#225;c khu v&#7921;c ch&#7881; c&#243; t&#7915; 1-3 tr&#7909; s&#243;ng. H&#417;n n&#7919;a &#273;a 
s&#7889; &#273;i&#7879;n tho&#7841;i (c&#225;c d&#242;ng c&#7911;a nokia, 
android)&#160; ch&#7881; b&#7855;t &#273;&#432;&#7907;c &#273;&#7897; m&#7841;nh c&#7911;a m&#7897;t 
tr&#7909; s&#243;ng.</span></font></div>
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-bottom: 0mm; ">
<li style="margin-left: -36pt; margin-right: 0pt; padding-left: 0pt; font-family: Times New Roman;  font-size: 13pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Times New Roman" size="4"><span style="font-size:13pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; D&#7883;ch v&#7909; s&#7917; d&#7909;ng CellID &#7903; Vi&#7879;t Nam</b></span></font></div></li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">D&#7883;ch v&#7909; SMS locator c&#7911;a 
Mobile Phone l&#224; m&#7897;t &#7913;ng d&#7909;ng c&#7911;a c&#244;ng ngh&#7879; CellID 
cho ph&#233;p thu&#234; bao t&#236;m &#273;&#7883;a &#273;i&#7875;m d&#7883;ch v&#7909; c&#244;ng c&#7897;ng 
nh&#432; tr&#7841;m x&#259;ng, &#273;&#7883;a &#273;i&#7875;m ATM, 
h&#224;ng qu&#225;n, kh&#225;ch s&#7841;n ...</span></font></div>
<div align="center" style="line-height: 150%; "><a name=fig019><img src="images\FIG01-09.JPG" width="239" height="198" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.9 D&#7883;ch v&#7909; SMS 
Locator</i></span></font></p>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Khi s&#7917; d&#7909;ng d&#7883;ch v&#7909; &#273;&#7875; t&#236;m &#273;&#7883;a ch&#7881; qu&#225;n cafe g&#7847;n &#273;&#7883;a &#273;i&#7875;m 
thu&#234; bao, kh&#225;ch 
h&#224;ng g&#7917;i m&#7897;t tin nh&#7855;n theo c&#250; ph&#225;p quy &#273;&#7883;nh sau &#273;&#243; &#273;&#432;&#7907;c tr&#7843; l&#7841;i m&#7897;t danh s&#225;ch 
c&#225;c &#273;&#7883;a &#273;i&#7875;m quanh ng&#432;&#7901;i d&#249;ng.</span></font></div>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Hi&#7879;n t&#7841;i, c&#225;c m&#7841;ng 
GSM (k&#7875; c&#7843; c&#225;c m&#7841;ng CDMA) &#273;ang khai th&#225;c &#7903; Vi&#7879;t Nam 
&#273;&#7873;u ch&#432;a &#7913;ng d&#7909;ng kh&#7843; n&#259;ng x&#225;c &#273;&#7883;nh v&#7883; 
tr&#237; m&#224; th&#432;&#7901;ng ch&#7881; c&#259;n c&#7913; v&#224;o v&#7883; tr&#237; c&#7911;a 
c&#225;c 
BTS theo &#273;&#7883;a danh &#273;&#7883;a l&#253; t&#432;&#417;ng &#273;&#7889;i. V&#237; d&#7909;, 
khi thu&#234; bao &#273;ang &#7903; BTS A, ta c&#243; th&#7875; 
hi&#7875;u l&#224; thu&#234; bao &#273;&#243; &#273;ang &#7903; trong khu v&#7921;c b&#225;n k&#237;nh 
t&#7915; 500m-15km xung quanh A 
m&#224; th&#244;i. C&#244;ng ngh&#7879; n&#224;y r&#7845;t h&#7919;u &#237;ch khi tri&#7875;n khai c&#225;c &#7913;ng d&#7909;ng nh&#432;: ng&#432;&#7901;i d&#249;ng 
h&#236;nh dung v&#7883; tr&#237; hi&#7879;n t&#7841;i &#273;&#7875; t&#236;m &#273;&#432;&#7901;ng qua &#273;i&#7879;n tho&#7841;i di &#273;&#7897;ng hay t&#236;m ki&#7871;m c&#7913;u h&#7897;, 
c&#7913;u n&#7841;n&hellip;</span></font></div>
<div align="center" style="margin-left:0mm; margin-right:0mm; text-indent:6mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><a name=fig0110><img src="images\FIG01-10.JPG" width="362" height="295" border="0" alt="graphic"/></a></div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.10 D&#7883;ch v&#7909; tr&#234;n 
di &#273;&#7897;ng</i></span></font></p>
<ol start="4" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="4" style="margin-bottom: 0mm; ">
<li style="margin-left: -32pt; margin-right: 0pt; padding-left: 0pt; font-family: Cambria;  font-size: 16pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Times New Roman" size="5"><span style="font-size:16pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b><a name=ch014>T&#7893;ng quan v&#7873; &#273;&#7873; t&#224;i</a></b></span></font>
<ol style="margin-bottom: 0mm; ">
<li style="margin-left: 2pt; margin-right: 0pt; padding-left: 0pt; font-family: Times New Roman;  font-size: 13pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Times New Roman" size="4"><span style="font-size:13pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; X&#225;c &#273;&#7883;nh y&#234;u c&#7847;u</b></span></font></div></li>
</ol>
</div></li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:0mm; margin-right:0mm; text-indent:10mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">X&#226;y d&#7921;ng h&#7879; th&#7889;ng 
c&#417; s&#7905; d&#7919; li&#7879;u v&#7873; CellID &#7903; c&#225;c con &#273;&#432;&#7901;ng trong 
th&#224;nh ph&#7889;. 
D&#7921;a v&#224;o d&#7919; li&#7879;u thu th&#7853;p &#273;&#432;&#7907;c t&#7841;o ra server c&#243; 
nh&#7919;ng &#7913;ng d&#7909;ng sau.</span></font></div>
<ul style="margin-top: 0mm; margin-bottom: 0mm; list-style-type: disc; ">
<li style="margin-left: 19pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">Cho ng&#432;&#7901;i d&#249;ng truy c&#7853;p c&#417; s&#7903; d&#7919; li&#7879;u </span><span style="font-size:13pt"><b><i>x&#225;c &#273;&#7883;nh m&#7897;t c&#225;ch t&#432;&#417;ng &#273;&#7889;i v&#7883; tr&#237; 
hi&#7879;n t&#7841;i</i></b></span><span style="font-size:13pt"><i> </i></span><span style="font-size:13pt">m&#224; 
ng&#432;&#7901;i d&#249;ng &#273;ang &#7903; (tr&#234;n cung &#273;&#432;&#7901;ng n&#224;o &#273;&#432;&#7901;ng 
n&#224;o).</span></font></div>
</li>
<li style="margin-left: 19pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">K&#7871;t 
h&#7907;p c&#225;c &#7913;ng d&#7909;ng b&#7843;n &#273;&#7891; v&#224; nh&#7919;ng ti&#7879;n &#237;ch 
c&#243; s&#7861;n, ng&#432;&#7901;i d&#249;ng h&#236;nh 
dung &#273;&#432;&#7907;c v&#7883; tr&#237; t&#432;&#417;ng &#273;&#7889;i c&#7911;a m&#236;nh.</span></font></div>
</li>
</ul>
<ul style="margin-top: 0mm; margin-bottom: 0mm; list-style-type: disc; ">
<li style="margin-left: 19pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Normal; font-style:Normal; font-decoration:Normal">X&#226;y 
d&#7921;ng ch&#432;&#417;ng tr&#236;nh qu&#7843;n l&#237; server c&#417; b&#7843;n x&#225;c &#273;&#7883;nh 
nh&#7919;ng </span><span style="font-size:13pt"><b><i>thi&#7871;t b&#7883; n&#224;o 
&#273;ang t&#432;&#417;ng t&#225;c</i></b></span><span style="font-size:13pt"> v&#7899;i server v&#224; </span><span style="font-size:13pt">
<b><i>v&#7883; tr&#237; hi&#7879;n t&#7841;i c&#7911;a h&#7885;</i></b></span><span style="font-size:13pt">.</span></font></div>
</li>
<li style="margin-left: 19pt; margin-right: 0pt; padding-left: 0pt; font-family: Wingdings;  color: #010101;  ">
<div align="justify" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt; font-family:Calibri; color:#010101; font-weight:Bold; font-style:Italic; font-decoration:Normal"><b><i>&#431;&#7899;c l&#432;&#7907;ng t&#432;&#417;ng &#273;&#7889;i v&#7853;n t&#7889;c</i></b></span><span style="font-size:13pt"> 
c&#7911;a thi&#7871;t b&#7883; &#273;ang t&#432;&#417;ng t&#225;c &#273;&#243;.</span></font></div>
</li>
</ul>
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="2" style="margin-bottom: 0mm; ">
<li style="margin-left: -36pt; margin-right: 0pt; padding-left: 0pt; font-family: Times New Roman;  font-size: 13pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Times New Roman" size="4"><span style="font-size:13pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b>&#160; C&#244;ng ngh&#7879;</b></span></font></div></li>
</ol>
</li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:8mm; margin-right:0mm; text-indent:6mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">B&#7843;n &#273;&#7891; ng&#432;&#7901;i 
d&#249;ng s&#7917; d&#7909;ng &#273;&#432;&#7907;c vi&#7871;t d&#7921;a tr&#234;n n&#7873;n t&#7843;ng 
c&#244;ng ngh&#7879; J2ME.</span></font></div>
<div align="justify" style="margin-left:8mm; margin-right:0mm; text-indent:6mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">H&#7879; th&#7889;ng qu&#7843;n l&#237; server &#273;&#432;&#7907;c vi&#7871;t&#160; b&#7857;ng C#.</span></font></div>
<div align="justify" style="margin-left:8mm; margin-right:0mm; text-indent:6mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">H&#7879; qu&#7843;n tr&#7883; c&#417; s&#7903; 
d&#7919; li&#7879;u s&#7917; d&#7909;ng l&#224; SQL Server.&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</span></font></div>
<ol start="5" style="margin-top: 0mm; margin-bottom: 0mm; ">
<li style="list-style-type: none;">
<ol start="5" style="margin-bottom: 0mm; ">
<li style="margin-left: -32pt; margin-right: 0pt; padding-left: 0pt; font-family: Cambria;  font-size: 16pt;  font-weight: bold;  color: #010101;  ">
<div style="margin-top: 0pt; margin-bottom: 3pt; "><font face="Times New Roman" size="5"><span style="font-size:16pt; font-family:Times New Roman; color:#010101; font-weight:Bold; font-style:Normal; font-decoration:Normal"><b><a name=ch015>C&#225;c b&#432;&#7899;c th&#7921;c hi&#7879;n</a></b></span></font></div></li>
</ol>
</li>
</ol>
<div align="justify" style="margin-left:19mm; margin-right:0mm; text-indent:0mm; margin-top:0.00mm; margin-bottom:0.00mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Quy tr&#236;nh th&#7921;c hi&#7879;n bao 
g&#7891;m 5 b&#432;&#7899;c ch&#237;nh nh&#432; sau:</span></font></div>
<div style="border-style: solid; border-width: 3px; position: relative; z-index: 1; left: 30px; width: 219px; ">
<div align="center"><font face="Calibri" size="4"><span style="font-size:13pt">Ph&#226;n t&#237;ch v&#224; 
l&#7885;c d&#7919; li&#7879;u</span></font></div>
</div>
<div style="margin-left: 8mm; ">
<table width="515" cellpadding="7" cellspacing="0" style="table-layout: fixed; border-collapse: collapse; border: none; ">
    <colgroup>
        <col width="255"></col>
        <col width="260"></col>
    </colgroup>
    <tr>
    <td align="center" valign="top" width="241" height="370" style="border: solid #010101 0px; "><img src="a\a_11.PNG" align="left" width="200" height="50" border="0" alt="graphic"/><img src="a\a_12.PNG" align="left" width="200" height="59" border="0" alt="graphic"/><img src="a\a_13.PNG" align="left" width="200" height="50" border="0" alt="graphic"/><img src="a\a_14.PNG" align="left" width="200" height="50" border="0" alt="graphic"/>
    <div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; ">&nbsp;</div>
    </td>
    <td align="center" valign="top" width="246" height="370" style="border: solid #010101 0px; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font>
    <div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">X&#225;c &#273;&#7883;nh th&#244;ng tin c&#7847;n thu th&#7853;p, s&#7889; 
    l&#432;&#7907;ng v&#224; ph&#432;&#417;ng ph&#225;p thu.</span></font></div>
    <div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">D&#7921;a 
    v&#224;o d&#7919; li&#7879;u th&#244; &#7903; tr&#234;n, ti&#7871;n 
    h&#224;nh ph&#226;n t&#237;ch v&#224; t&#225;ch d&#7919; li&#7879;u. </span></font></div>
    <div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Thi&#7871;t 
    k&#7871; h&#7879; th&#7889;ng l&#432;u tr&#7919; d&#7919; li&#7879;u 
    sau khi &#273;&#227; t&#225;ch.</span></font></div>
    <div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">X&#226;y 
    d&#7921;ng &#7913;ng d&#7909;ng.</span></font></div>
    <div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><br /></span></font></div><div align="center" style="line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt">Ti&#7871;n 
    h&#224;nh th&#7917; nghi&#7879;m th&#7921;c t&#7871; v&#224; 
    &#273;&#225;nh gi&#225; k&#7871;t qu&#7843;.</span></font></div>
    </td></tr>
</table>
</div>
<p align="center" style="margin-left:0mm; margin-right:0mm; text-indent:0mm; margin-top:2.12mm; margin-bottom:2.12mm; line-height: 150%; "><font face="Calibri" size="4"><span style="font-size:13pt"><i>Hi&#768;nh 1.11 Quy tr&#236;nh th&#7921;c 
hi&#7879;n</i></span></font><img src="a\a_15.PNG" width="0" height="0" border="0" alt="graphic"/></p>
<div align="center"><font face="Calibri" size="4"><span style="font-size:13pt">&#160;</span></font></div>
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